Ball Mill

A ball mill is a type of grinder used to grind materials into extremely fine powder for use in mineral dressing processes, paints, pyrotechnics, and ceramics.

Read more about Ball Mill:  Description, Varieties, History

Famous quotes containing the words ball and/or mill:

    “‘Throw down the ball, ye Jew’s daughter,
    Throw down the ball to me!’
    ‘Never a bit,’ says the Jew’s daughter,
    ‘Till up to me come ye.’”
    —Unknown. Hugh of Lincoln (l. 13–16)

    “The despotism of custom is everywhere the standing hindrance to human advancement.”
    —John Stuart Mill (1806–1873)